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Finding the Fourth Proportional to 255,501.72, 352,600.36 and 146,625.97

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Solution

The fourth proportional to 255,501.72, 352,600.36 and 146,625.97 is: 202,348.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,501.72 : 352,600.36 = 146,625.97 : x
  2. Step 2: Convert to fraction form
    255,501.72/352,600.36 = 146,625.97/x
  3. Step 3: Cross multiply
    255,501.72x = 352,600.36 × 146,625.97
  4. Step 4: Simplify right side
    255,501.72x = 51,700,369,807.35
  5. Step 5: Solve for x
    x = 51,700,369,807.35/255,501.72
  6. Step 6: Final answer
    x = 202,348.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.